/// Copyright (c) 2012 Ecma International.  All rights reserved. 
/**
 * @path ch15/15.4/15.4.4/15.4.4.19/15.4.4.19-8-c-i-8.js
 * @description Array.prototype.map - element to be retrieved is inherited data property on an Array
 */


function testcase() {
        function callbackfn(val, idx, obj) {
            if (idx === 1) {
                return val === 13;
            }
            return false;
        }

        try {
            Array.prototype[1] = 13;

            var newArr = [, , , ].map(callbackfn);

            return newArr[1] === true;
        } finally {
            delete Array.prototype[1];
        }
    }
runTestCase(testcase);
